The archbishop had vowed not to wear the dog collar again "until Mugabe is gone" and in 2017 he returned to BBC's Andrew Marr Show where he was handed back the pieces that Mr Marr had kept in an envelope in his desk for 10 years.

Instead of attempting to reassemble the old collar Dr Sentamu produced a new one from his pocket and put it around his neck.

"I actually think the lesson for Zimbabwe is the same – you just can't try and stitch it up, something more radical, something new, needs to happen in terms of the rule of law, allowing people to get jobs – because 90% of people aren't in work.